Assembly Line

What are fire extinguishers made of?

Fire extinguishers take sheet steel, paint, brass, baking soda, nitrogen gas and vulcanized rubber directly. Trace them back and you pass 46 made things on the way to 24 raw materials.

How fire extinguishers are made See it on the map

What goes straight in

From the ground: 24 raw materials

Made along the way: 40 things

Metals 12

Chemicals and fuels 23

Plastics and fibers 2

Electronics 1

Food 2